* {
    margin: 0;
    padding: 0;
}
ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
li {
    padding: 0;
    margin: 0;
}
a {
    text-decoration: none;
}
a:hover {
    text-decoration: none;
}
.navbar {
    margin: 0;
    border-radius: 0;
    min-height: 0;
}
.common_style {
    height: 100%;
    padding: 0 2%;
    display: inline-block;
}